560 SCRorilULAllIACJ-LW. I'tnldeiuon. 



15. P. confertus, Duugl. A span to a foot or more liigh, wholly glabrous: 

 stem strict ami siiii|)k', : leaves lanceolate or ol)l()ng-liinceolate, or the lower spatulate- 

 oblong, an inch or two long : the upper pairs often distant : flowers numerous and 

 crowded in sliort-[)eilunclcd or sessile clusters ami very shortpediceHed, furniing an 

 iuterruitted s[)iivo of 2 to f) api)areut whorls, or sometimes a solitary terminal lu^ad : 

 edges of the calyx-lobes usually scarious and lacerate : corolla (a third to half an 

 inch long), either yellowish cream-color, violet or blue, the short lower lip bearded 

 inside: sterile filament bearded at the tip. — JJot. Eeg. t. 12G0. P. procerus, 

 Dougl. ; Bot. Mag. t. 21)54 ; the var. avrulto-parpureus, Gray, 1. c. 



Moist grounds, coiimioii in the liigher portions of the Sieira Nevada ; tlionco north to Wasli- 

 ingtoii Territory and east to the Kocky Mountains. Only violet- or blue-liowered forms yet found 

 in California, but .some are pule. 



++ +-f ++ ++ Corolla deep and brujlit red, tuhular, fully an inch long : the short lobes 

 or lips less spreadlny^ hardly longer than the diameter of the throat : pertfectly 

 glabrous plants : leaves thickish, all but the loivest closely sessile by a broadish 

 base, the upjjer pairs more or less cordate-clasping : stamens included: slender 

 sterile filament naked. 



IG. P. centranthifolins, Benth. Glaucous, strict and virgate, very leafy, 1 to 

 3 feet high : leaves ovate-lanceolate or the lower lanceolate-oblong or narrower : 

 ])aniclo narrow, commonly a foot or two htng: pedicels slemler: corolla very narrow- 

 tubular and okscurely bilabiate ; the short-oblong lobes alike except that the pos- 

 terior are united higher : anthers opening widely (in the usual way). — Hook. liot. 

 Mag. t. 5142. 



Open and dry grounds, from Monterey ? and Santa Barbara southward. A showy species ; the 

 narrow corolla bright verniiliou-colored. Tlic. name comes from the resemblance of the foliage to 

 that of Centranthus ruber. 



17. P. Eatoni, Gray. Hardly if at all glaucous, a foot or two high : leaves 

 from lanceolate to Jiearly ovate: panicle narrow and racemose, a span to a foot long: 

 corolla gradually a little broadening upwards ; the roundish-oval lobes nearly alike 

 except that the two of the ui)per lip are uniteil higher, all nearly erect : cells of the 

 anther diverging from the first or divaricate, never spreading open, the line of dehis- 

 cence stopping short of the apex. — I'roc. Am. Acad. viii. 395. P. centranthifoiius, 

 Watson, Bot. King Kxj). 219. 



Oiien dry gnunid, from thr south(!vn part of the State (Walliicc) to Utah. Also a very showy 

 species, with bniMdcr corollas than the last, in c(d()r h^ss verging to scarlet. It belongs to the 

 same group as J', liarlnilns (which is connnon in cultivation) and 1'. ttnUrbis, natives of the 

 southern llocky Moiuitains and Northern Me.xico. 



1'. I'UNicicus, (Iray, is another red-llowered species in Arizona, but it has not been found veiy 

 near California. 



§ 2. Anthers hoi'seshoe-shajJicd, reniform, or sagittate ; the cells opening from the con- 

 fluent apex dotvii only to or below the middle, leaving the bases saccate (the 

 edges (f the chink usually denticulate or bristly-ciliate). 



* Leaves entire : corolla scarlet, tubular. 



18. P. Bridgesii, Gray. A foot or two high, up to the inflorescence glabrous : 

 leaves j)ale or glaucous, thickish, spatulate-lanceolate or linear, or tlie lowest ob- 

 long-spatulate ; the upper not broadened at base (as in the two preceding) : flowers 

 in a loose virgate naked panicle or raceme; the clusters 1-5-llowered: slu)rt pedun- 

 cles and pedicels as Avell as calyx somewliat glandular-i)ubescent : corolla slightly 

 and gradually enlarging upwards, an inch long ; the short lips 3 or 4 lines long, 

 npper one erect and 2-lobed at apex, the lower 3-parted and its oblong lobes recurved : 

 anthers deejdy .sagittate. — Proc. Am. Acad. vii. 379. 



Kocky 1)anks, Voscmite Valley, &e. (.liridips, lUdnmlcr), to Kern Co. {Rothrock) ; and itast- 

 ward to Hill Williams Mountain, in N. Arizona (Palmer), and S. W. Colorado, Brandeijee. 



